3 Week Adults Only Cruises

Explore our 3 week adults only cruises with 3 of the world's leading adults only cruise operators. March, December and January are the most popular months to join a cruise and we have 21 departures available and 20 unique itineraries to choose from.
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$4,300pp
$17,795pp
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20 Cruises (21 Cruise Departures)
Cruise
 (11)

21 Days (20 Nights) Miami to Seattle
Cruise Line: Cunard
Departure: 14 April 2026
Countries Visited: USA, Colombia, Panama, Costa Rica (+1 more), Mexico
Exclusive DealExperience Like No Other
INSIDE
$5,204
OCEANVIEW
$5,649
BALCONY
$6,887
SUITE
$17,826
From (per person) 5,204
Cruise
 (3)

21 Days (20 Nights) Lisbon to Oslo
Cruise Line: Oceania Cruises
Departure: 23 June 2026
Countries Visited: Portugal, Spain, France, England (+4 more), Belgium, Holland, Scotland, Norway
Exclusive Deal
INSIDE
$10,409
OCEANVIEW
$11,458
BALCONY
$15,824
SUITE
$22,437
Save (per person) 2,071
From (per person) 10,409
Cruise
 (3)

21 Days (20 Nights) Mumbai to Cape Town
Cruise Line: Oceania Cruises
Departure: 11 March 2026
Countries Visited: India, Maldives, Seychelles, Madagascar (+3 more), Comoros, Mozambique, South Africa
New Year Sale
INSIDE
$10,998
OCEANVIEW
$10,998
BALCONY
$12,196
SUITE
$21,066
From (per person) 10,998
Cruise
 (1)

21 Days (20 Nights) Miami to Miami
Cruise Line: Oceania Cruises
Departure: 17 January 2026
Countries Visited: USA, Mexico, Belize, Guatemala (+8 more), Honduras, Costa Rica, Panama, Colombia, Bonaire, Curacao, Aruba, Jamaica
Exclusive Deal
INSIDE
$8,613
OCEANVIEW
$9,514
BALCONY
$14,177
SUITE
$19,592
Save (per person) 2,047
From (per person) 8,613
Cruise
 (1)

21 Days (20 Nights) Istanbul to Rome
Cruise Line: Oceania Cruises
Departure: 12 November 2026
Countries Visited: Turkey, Greece, Montenegro, Croatia (+4 more), Italy, Slovenia, Malta, Sicily
Exclusive Deal
INSIDE
$8,456
OCEANVIEW
$9,208
BALCONY
$13,861
SUITE
$19,583
Save (per person) 2,054
From (per person) 8,456
Cruise
 (1)

21 Days (20 Nights) Seattle to Tokyo
Cruise Line: Oceania Cruises
Departure: 18 September 2025
Countries Visited: USA, Japan
New Year Sale
INSIDE
$7,240
OCEANVIEW
$8,745
BALCONY
$8,745
SUITE
$11,299
From (per person) 7,240
Cruise
 (3)

21 Days (20 Nights) Rome to Lisbon
Cruise Line: Oceania Cruises
Departure: 18 October 2025
Countries Visited: Italy, Sicily, Malta, Tunisia (+5 more), Monaco, France, Spain, Portugal, Morocco
Exclusive Deal
INSIDE
$7,994
OCEANVIEW
$8,450
BALCONY
$13,410
SUITE
$18,073
Save (per person) 2,056
From (per person) 7,994
Cruise
 (1)

21 Days (20 Nights) Venice to Bilbao
Cruise Line: Oceania Cruises
Departure: 10 August 2026
Countries Visited: Italy, Croatia, Montenegro, Greece (+4 more), Sicily, Spain, Morocco, Portugal
Exclusive Deal
INSIDE
$9,208
OCEANVIEW
$10,257
BALCONY
$15,217
SUITE
$20,930
Save (per person) 2,062
From (per person) 9,208
Cruise
 (3)

21 Days (20 Nights) New York to London
Cruise Line: Cunard
Ship: Queen Mary 2
Departure: 22 December 2025
Countries Visited: USA, Virgin Islands, Saint Kitts and Nevis, Antigua and Barbuda (+2 more), Sint Maarten, England
Exclusive Deal
INSIDE
$5,303
OCEANVIEW
$7,283
BALCONY
$7,679
SUITE
$18,123
From (per person) 5,303
Cruise
 (7)

21 Days (20 Nights) Fort Lauderdale to Rome
Cruise Line: Viking Cruises
Ship: Viking Mars
Departures: Mar 2025 to Feb 2026
Countries Visited: USA, Sint Maarten, Portugal, Spain (+3 more), France, Monaco, Italy
Companion Fly Free
INSIDE
-
OCEANVIEW
-
BALCONY
$12,073
SUITE
$19,498
Save (per person) 970
From (per person) 12,073
Cruise

21 Days (20 Nights) Hong Kong to Bali
Cruise Line: Oceania Cruises
Departure: 03 June 2025
Countries Visited: Hong Kong, Vietnam, Cambodia, Thailand (+2 more), Singapore, Indonesia
Exclusive Deal
INSIDE
$7,693
OCEANVIEW
$8,317
BALCONY
$11,190
SUITE
$17,501
Save (per person) 4,637
From (per person) 7,693
Cruise

21 Days (20 Nights) Taipei to Perth
Cruise Line: Oceania Cruises
Departure: 14 April 2025
Countries Visited: Taiwan, Philippines, Malaysia, Brunei (+2 more), Indonesia, Australia
Exclusive Deal
INSIDE
$6,112
OCEANVIEW
$6,795
BALCONY
$8,934
SUITE
$12,996
Save (per person) 4,088
From (per person) 6,112
Cruise

21 Days (20 Nights) San Antonio to Buenos Aires
Cruise Line: Oceania Cruises
Departure: 15 February 2026
Countries Visited: Chile, Argentina, Antarctica, Falkland Islands
Exclusive DealFlash Sale
INSIDE
$8,171
OCEANVIEW
$9,882
BALCONY
$10,718
SUITE
$15,182
Save (per person) 2,489
From (per person) 8,171
Cruise

21 Days (20 Nights) San Antonio to Buenos Aires
Cruise Line: Oceania Cruises
Departure: 21 December 2025
Countries Visited: Chile, Argentina, Antarctica, Falkland Islands
New Year Sale
INSIDE
$8,747
OCEANVIEW
$10,707
BALCONY
$10,707
SUITE
$13,331
From (per person) 8,747
Cruise

21 Days (20 Nights) Tampa to Miami
Cruise Line: Oceania Cruises
Departure: 25 March 2026
Countries Visited: USA, Mexico, Belize, Honduras (+7 more), Costa Rica, Panama, Colombia, Curacao, Aruba, Jamaica, Cayman Islands
Exclusive Deal
INSIDE
$8,761
OCEANVIEW
$9,662
BALCONY
$14,177
SUITE
$19,592
Save (per person) 2,049
From (per person) 8,761
Cruise

21 Days (20 Nights) Dubai to Barcelona
Cruise Line: Oceania Cruises
Departure: 13 May 2026
Countries Visited: United Arab Emirates, Oman, Saudi Arabia, Egypt (+5 more), Greece, Sicily, Italy, Sardinia, Spain
Exclusive Deal
INSIDE
-
OCEANVIEW
-
BALCONY
$14,391
SUITE
-
Save (per person) 2,119
From (per person) 14,391
Cruise

21 Days (20 Nights) London to Cape Town
Cruise Line: Cunard
Ship: Queen Anne
Departure: 11 January 2026
Countries Visited: England, Portugal, Spain, Cape Verde (+2 more), Namibia, South Africa
Exclusive Deal
INSIDE
$4,382
OCEANVIEW
$5,877
BALCONY
$6,411
SUITE
$12,836
From (per person) 4,382
Cruise

21 Days (20 Nights) San Diego to New York
Cruise Line: Oceania Cruises
Departure: 03 July 2025
Countries Visited: USA, Mexico, Guatemala, Nicaragua (+3 more), Costa Rica, Colombia, Cayman Islands
Exclusive Deal
INSIDE
$8,752
OCEANVIEW
$9,207
BALCONY
$13,484
SUITE
$36,719
Save (per person) 2,058
From (per person) 8,752
Cruise

21 Days (20 Nights) Sydney to Singapore
Cruise Line: Oceania Cruises
Departure: 10 March 2025
Countries Visited: Australia, Papua New Guinea, Indonesia, Singapore
Exclusive Deal
INSIDE
$8,304
OCEANVIEW
$9,057
BALCONY
-
SUITE
-
Save (per person) 2,056
From (per person) 8,304
Cruise

21 Days (20 Nights) Rio de Janeiro to Santiago
Cruise Line: Cunard
Ship: Queen Anne
Departure: 08 February 2027
Countries Visited: Brazil, Uruguay, Argentina, Chile
Exclusive Deal
INSIDE
$6,936
OCEANVIEW
$10,401
BALCONY
$11,688
SUITE
-
From (per person) 6,936
Results: 20 results

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